Present participle; Past participle - attenuating - attenuated Present - attenuate - attenuate - attenuates - attenuate - attenuate - attenuate Past - attenuated - attenuated - attenuated - attenuated - attenuated - attenuated Future - will attenuate - will attenuate - will attenuate - will attenuate - will attenuate - will attenuate Present conditional - would attenuate - would attenuate - would attenuate - would attenuate - would attenuate - would attenuate Present Perfect - have attenuated - have attenuated - has attenuated - have attenuated - have attenuated - have attenuated Past Perfect - had attenuated - had attenuated - had attenuated - had attenuated - had attenuated - had attenuated Future Perfect - will have attenuated - will have attenuated - will have attenuated - will have attenuated - will have attenuated - will have attenuated Past conditional - would have attenuated - would have attenuated - would have attenuated - would have attenuated - would have attenuated - would have attenuated Imperative - - - attenuate - - - - - - - -